BlueTeamLabsOnline by Blue Team Labs is a gamified platform designed for defenders to practice their skills in security investigations and challenges. It covers various areas including Incident Response, Digital Forensics, Security Operations, Reverse Engineering, and Threat Hunting. BlueTeamLabsOnline offers both free and paid tiers, providing practical learning through scenario-based labs. Users can complete investigations, uncover actions taken by malicious actors, and earn points to climb the leaderboard. The platform allows users to earn achievements, ranks, badges, and titles. PRO players gain unlimited access to active and retired blue team labs, customize their profiles, and compete on global and local leaderboards. Free players have access to all security challenges and downloadable content such as memory dumps, phishing emails, packet captures, and logs for practical tests. Currently, there are 198 unique investigation labs and challenges available. Points are earned by answering questions related to an investigation lab or challenge, which are then displayed on the user's profile and leaderboard.